Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D370310 | Helmet face shield | Douglas A. Reuber | 1996-05-28 |
| 5500953 | Double lens electric shield | Douglas A. Reuber | 1996-03-26 |
| 5351339 | Double lens electric shield | Douglas A. Reuber | 1994-10-04 |
| 4803998 | Swab retaining vial cap and method of use | C. Albert Kezes, F. Walter Schmidt | 1989-02-14 |
| 4793609 | Exercise device | David Coutts, James R. Bristow | 1988-12-27 |
| 4359194 | Two piece mandril for quick mounting and release of cones, used in textile industry | Robert Paul Marquis | 1982-11-16 |